Introduction 1-1
Revision 2 - 20 March, 1997 HP SERIES DIMMER OPERATING MANUAL
Some key features of the dimmer range include:
FEATURE
HP12-TR HP12-SC HP12-
WMTR
HP12-
WMSC
3RU rack chassis (mounting front and rear) • •
Wall-mounted chassis • •
Circuit breaker protection of output devices • • • •
Factory-wired and tested three phase tail and
connector (export versions may vary)
• •
Front panel indication of three phase supply • • • •
Selectable missing or failed neutral detection and
shut-down
• • • •
Temperature-controlled cooling fan • • • •
Temperature monitor and thermal cut-out • • • •
DMX address selection by Channel or 12 channel
Bank
• • • •
Output voltage selection on a channel-by-channel
basis
• • • •
Dimming curve selectable between “linear power”
and “switched output” on a channel-by-channel basis
• • • •
Channel level test from zero to full • • • •
LED mimic of channel status, control and output • • • •
Selectable lamp preheat function for extended lamp
life and to avoid circuit breaker nuisance tripping
• • • •
Preset “Snap”, “Scene” and “Chase” settings to
facilitate setup and stand-alone dimming
applications
• • • •
Conforms to C-Tick (Australian) and CE (European)
standards
• • • •
Regulation of dimmer output voltage against
variations in mains supply voltages
• • • •
Internal wiring options allow supply from three
phase star supply or three independent supplies
• • • •
Operating software updatable without removing the
lid.
• • • •
"Bulletproof" SCR pairs for extreme reliability • •
Continuous DC gate firing, allowing accurate
control of "difficult" loads and loads down to 5 watts
• •
High risetime chokes for low acoustic lamp filament
noise and low wiring noise
• •
Single 80mm speed-controlled fan • •
Dual 80mm speed-controlled fans • •
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